Murrey Math Trading System for All Traded Markets by T.H. Murrey
A detailed trading book which gives you 64 rules to winning trades.
Over 300 charts/illustrations are given with rules and explanations.
The illustrations give you the various formations of any market
duplicated in the future under the theory that history repeats
itself in all traded markets. The book teaches a perfect mathematical
trading system. The book is easy to comprehend once the ground
rules are set up. The book is written to explain that anything
traded publically is totally predictable down to 1/8th of something.
Trader's World Magazine (03/18)
Item Number: #5216
Price: $78.00
Trader's World Halliker's Inc.
2508 W. Grayrock Drive
Springfield, MO 65810
417-882-9697 (phone)
800-288-4266 (orders)
417-886-5180 (FAX)
publisher@tradersworld.com

The best answer for me was that it is based on 4 trading day periods from
the harvest moon with appropriate rounding such that the start date is always rounded back to the previous trading day whenever it lands before mid-session of the trading day (12:45 ET).